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Marks & Spencer Data Engineer Interview Questions

The questions to prepare for a Marks & Spencer Data Engineer interview. Questions from real interview reports rank first. Updated daily.

23questions
~3htotal time
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1
PipelinesStart here. 15 questions · ~131 min
Python for ETL Pipeline TasksEasy

Discuss Python scripting experience for ETL, orchestration, and data quality tasks in data pipelines.

InfrastructureToolsETLMarks & Spencer
Large-Scale Data Pipeline ChallengesMedium

Discuss the main pipeline challenges that appear as data volume, velocity, and system complexity grow.

InfrastructureQualityMarks & Spencer
Model Analytics Warehouse for RetailEasy

Design an ELT pipeline and warehouse data model in Snowflake for retail analytics, including dimensional modeling, orchestration, and data quality.

InfrastructureData ModelingQualityMarks & Spencer
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2
SQL & Data Manipulation6 questions + 3 drills · ~82 min
SQL vs NoSQL for Go-to-Market DataEasy

Explain how SQL and NoSQL differ in schema, consistency, scaling, and Demandbase-style analytics use cases.

JoinsData WranglingMarks & Spencer
SQL Query With PythonMedium

Evaluates practical skills combining SQL and Python for data manipulation.

sqlpythonMarks & Spencer
Optimize SQL PerformanceMedium

Tests query optimization techniques and performance troubleshooting in SQL.

indexingJoinsAggregationsMarks & Spencer
Monthly Sales Trends by CategoryMedium
Practice
Practice drill

Aggregate monthly sales by product category and use LAG to calculate month-over-month changes.

InfrastructureToolsData WranglingTotal Wine & MoreInc.Benjamin Moore
Contact Center Agent Performance MetricsHard
Practice
Practice drill

Compute daily agent call KPIs and SLA using joins, aggregations, and window ranking in a contact center model.

ETLAggregationsData ModelingADP
Handle Missing Financial Input ValuesMedium
Practice
Practice drill

Use joins, CTEs, and CASE logic to flag and fill missing financial fields for Qlik planning records.

Data WranglingETLQualityQlik
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3
More topics2 questions · ~17 min
Merging Dictionaries in PythonEasy
Practice

Merge two Macy's catalog dictionaries into a new dictionary, with values from the second dictionary overriding duplicate keys.

Hash TablesArraysStringsMarks & Spencer
SQL and Python CodingMedium

Assesses ability to implement a SQL solution and use object-oriented Python effectively.

sqlpythonMarks & Spencer

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